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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-04-29 23:26:21 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-05-11 21:53:53 +1000 |
| commit | d6a9996e84ac4beb7713e9485f4563e100a9b03e (patch) | |
| tree | 58f648711d8a8fa0cc02a47ad19b5e81ceebc8a6 /arch/powerpc/mm/pgtable_64.c | |
| parent | 4dfb88ca9b66690d21030ccacc1cca73db90655e (diff) | |
| download | linux-d6a9996e84ac4beb7713e9485f4563e100a9b03e.tar.gz | |
powerpc/mm: vmalloc abstraction in preparation for radix
The vmalloc range differs between hash and radix config. Hence make
VMALLOC_START and related constants a variable which will be runtime
initialized depending on whether hash or radix mode is active.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
[mpe: Fix missing init of ioremap_bot in pgtable_64.c for ppc64e]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/pgtable_64.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable_64.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index b8c75e65157cc..216e2bda8f2cb 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -97,9 +97,20 @@ unsigned long __pud_val_bits; EXPORT_SYMBOL(__pud_val_bits); unsigned long __pgd_val_bits; EXPORT_SYMBOL(__pgd_val_bits); - -#endif +unsigned long __kernel_virt_start; +EXPORT_SYMBOL(__kernel_virt_start); +unsigned long __kernel_virt_size; +EXPORT_SYMBOL(__kernel_virt_size); +unsigned long __vmalloc_start; +EXPORT_SYMBOL(__vmalloc_start); +unsigned long __vmalloc_end; +EXPORT_SYMBOL(__vmalloc_end); +struct page *vmemmap; +EXPORT_SYMBOL(vmemmap); +unsigned long ioremap_bot; +#else /* !CONFIG_PPC_BOOK3S_64 */ unsigned long ioremap_bot = IOREMAP_BASE; +#endif /** * __ioremap_at - Low level function to establish the page tables |